12a^2-224=0

Solution for 12a^2-224=0 equation:

Simplifying
12a2 + -224 = 0

Reorder the terms:
-224 + 12a2 = 0

Solving
-224 + 12a2 = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '224' to each side of the equation.
-224 + 224 + 12a2 = 0 + 224

Combine like terms: -224 + 224 = 0
0 + 12a2 = 0 + 224
12a2 = 0 + 224

Combine like terms: 0 + 224 = 224
12a2 = 224

Divide each side by '12'.
a2 = 18.66666667

Simplifying
a2 = 18.66666667

Take the square root of each side:
a = {-4.320493799, 4.320493799}